EARTHS. CALCAREOUS. 28. Apatites. 
109 
Fluor, min. oflsiediic. Wall. fyst. i. p. 176. », 4. b, 
Fluor fpar. Kirwan mine-al. l. p. 127. 
Sparry fiuor. Scbmeijfer min. i. p. 237. 
Fluor fpar. Thom/on chem. 3. /. 619. 
Fluate of lime. Soberly Brit min. tab. 26, 27. 
Rajhkigh Brit, miner. 1. tab. 24. fg. I, 2. 
1, With a fingle pyramid. 
The pyramid invcrfed. 
The pyramid llraight. ' 
The pyramid 3 tided. 
The pyramid truncate. 
Truncate with iphcrica! faces. 
The pyramid 6-fided, vvitii fphairico concave faces. 
2. With a double pyramid. 
The pyramid 4-lideci, 
Found in Derbyjhire, Denior/hire, and Cornrajall, and in various 
parts of S‘iveelen, Saxcny, and Bohemia', the colours vary like 
FI. fpatofus. 
08. APATITES. Confifting of carbo.nate of lime, 
and phofphoric acid : bricde, hardifn; folublc in 
nitric acid, melting in the fire w th difficulty, 
but when powdered and thrown upon burning 
coals, emitting a yellowjffi-grcen phoiphorelcenr 
light. 
*’‘'pestrii. Compa£l, opake, whiiifli. 
CrtmU. Phyf. Journ. 1788. Aug. p. 248, 
Pholphorite Kir’wan miner. 1 . p. \ 29. 
Phofpliorated llmcft- nc ?chmeijjer miner. I,/. 233, 
Phofphat of lime, ‘Ihomfon them. 3. p. 6 1 6. 
Found at Estramadura in Spain, forming extenfive llrata with 
alternate ftrata of Iplid quartz: it melts with borax into a 
white enamel. 
^^atdrus. Jn 8-fidcd tables, of a rather greafy luftre, parafitical, 
breaking into indeterminate fragments, fcmipellucid, 
of a minutely granular texture, which is lamellar 
when broken tranfverfely. 
Karsten Schr. Berl. Natur. p. 355 - 
Found near Ehrenfriederjsarf in Saxony. 
'“hlaru. In 6-fided tables, of a rather greafy luEre, parafitical^ 
breaking into indeterminate fragments, of a minutely 
granular texture, which when broken tranfverfely is. 
lamellar. 
